.lightThem{
    width: 100%;
    height: 100%;
    background-image: url("https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1495133666395&di=1bf661a12b4312eb35b1b7d871545fe2&imgtype=0&src=http%3A%2F%2Fimg1.3lian.com%2Fimg013%2Fv5%2F55%2Fd%2F33.jpg");
    color: black;
    background-size: 100%;
    border-color: black;
}
.darckThem{
    width: 100%;
    height: 100%;
    background-image: url("https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1495133511513&di=884832d35d041080f1bb423d14cd69d0&imgtype=0&src=http%3A%2F%2Fp0.qhimg.com%2Ft016339c3fe9c06d0a6.jpg");
    background-size: 100%;
    color: white;
    border-color: white;
}

#playWindow{
    width: 714px;
    height: 608px;
    padding: 5px;
    float: left;
    border:1px solid black;
    border-radius: 10px;
    font-size:14px;
    background-color:rgba(255,255,255,0.6);
    font-family: NSimsun;
    box-shadow: 0 0 10px black;
    margin-left:20px;
    margin-top:10px;
}
#controlDiv{
    border:1px solid black;
    border-radius: 10px;
    margin-left: 20px;
    position: absolute;
    right: 20px;
    background-color: rgba(255, 255, 255, 0.8);
    width: 400px;
    height:600px;
    padding: 5px;
    box-shadow: 0 0 10px black;
    margin-right:10px;
    margin-top:10px;
}
#controlDivTitle{
    margin-top: 10px;
    margin-bottom: 10px;
    text-align: center;
    font-size: xx-large;
}
#changeThem{
    outline: none;
    background-color: #9cceff;
    width: 100px;
    height: 30px;
    margin: 10px;
    border:cornflowerblue 1px solid;
    border-radius: 10px;
}
#progress{
    width: 100%;
    height: 20px;
    border: 1px solid;
}
#downloadProgress{
    width: 0;
    height: 100%;
    background-color: rgba(128, 128, 128, 0.5);
}
#playProgress{
    float: left;
    width: 0;
    height: 100%;
    background-color: #4673ff;
}
#playButton{
    margin-left: 20px;
    width: 80px;
    height: 80px;
}
#stopButton{
    margin-left: 20px;
    width: 80px;
    height: 80px;
}
.icon{
    box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.51);
    border-radius: 20px;
    width: 90px;
}
#playProgressText{
    margin-top: 5px;
    margin-bottom: 5px;
}
#downloadProgressText{
    margin-top: 5px;
    margin-bottom: 5px;
}
#errorText{
    margin-top: 5px;
    margin-bottom: 5px;
}
#commentBox{
    border-radius: 10px;
    box-shadow: 0 0 10px black;
    padding-left: 50px;
    padding-right: 50px;
    background-color: rgba(255,255,255,1);
    margin-left:10%;
    margin-right: 10%;
}